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Heat Shrink

Protect, insulate and seal with confidence using our comprehensive range of heat shrink tubing and accessories. Whether you’re after clear tubing for visibility, UV-stabilised options for outdoor work, or heavy-duty gloves and end caps for LV conductors — we’ve got it covered. From Raychem and Repelec to Scotchcast and 3M, our products are designed for Aussie conditions, compliant with AS/NZS 3000, and ideal for everything from cable joints to terminations and abandonment kits.

Shop online for competitive trade pricing, fast dispatch, and live stock across Australia.

$2.34 $1.93
Thin walled heatshrink tubing with a 10mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for automotive and general applications, it offers UV resistance and easy installation with a heat source.
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$0.98 $0.81
Thin walled heatshrink tubing with a 1.5mm diameter and 4ft length—ideal for electrical insulation and protection. Built for easy application on small cables, this earth-colored tubing ensures clear identification and environmental protection for your wiring.
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$47.72 $39.43
Adhesive lined heavy wall heatshrink with 43mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for moisture sealing and enhanced mechanical protection, this black heatshrink is perfect for various applications.
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$2.34 $1.93
Thin walled heatshrink tubing with a 2:1 shrink ratio and 10mm diameter—ideal for electrical insulation and cable protection. Built for automotive and general electronics use, it offers durable, long-lasting protection against abrasion and environmental damage.
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$0.95 $0.78
Thin walled heatshrink tubing with a 4ft length and 2.5mm diameter—ideal for electrical insulation and protection. Built for both residential and commercial use, it offers easy application and environmental protection for cables.
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$0.91 $0.75
Thin walled heatshrink tubing with a 1.5mm diameter and 4ft length—ideal for electrical insulation and cable management. Built for easy application, this blue heat shrink is perfect for organizing small cables and protecting electrical connections.
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$2.34 $1.93
Thin walled heatshrink tubing with a 10mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for easy application, it offers flexibility and clear visibility for wire identification.
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$2.51 $2.07
Thin walled heatshrink tubing with a 4ft length and 13mm diameter—ideal for electrical insulation and cable protection. Built for easy application, it offers flexibility and environmental protection for medium-sized cables.
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$2.51 $2.07
Thin walled heatshrink tubing with a 4ft length and 13mm diameter—ideal for electrical insulation and cable protection. Built for easy application and UV resistance, it’s perfect for various cable sizes and environmental protection.
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$4.23 $3.49
Thin walled heatshrink tubing with a 4ft length and 10mm diameter—ideal for electrical insulation and cable protection. Built for residential and commercial use, it offers easy application and environmental protection for wiring.
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$0.91 $0.75
Thin walled heatshrink tubing with a 1.5mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for small cables and wires, it offers UV resistance and a professional finish, ensuring durability and safety.
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$0.91 $0.75
Thin walled heatshrink tubing with a 1.5mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for easy application, it offers clear identification with its white color, making it perfect for small cables and wires.
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$2.51 $2.07
Thin walled heatshrink tubing with a 13mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for easy application and flexibility, it offers a neat finish and is perfect for various cable sizes.
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$2.97 $2.46
Thin walled heatshrink tubing with a 16mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for easy application and flexibility, it offers durable protection to extend cable life and prevent electrical faults.
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$2.97 $2.46
Thin walled heatshrink tubing with a 16mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for easy application and flexibility, it offers UV resistance and a sleek black finish for various cable sizes.
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$4.54 $3.75
Thin walled heatshrink tubing with a 13mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for various applications, it offers flexibility and easy application, ensuring reliable performance in residential, commercial, and industrial settings.
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$0.95 $0.78
Thin walled heatshrink tubing with a 2.5mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for electricians, it offers easy application and helps extend the life of wiring by protecting against abrasion.
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$2.97 $2.46
Thin walled heatshrink tubing with a 16mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for medium-sized cables, it offers flexibility and easy application, ensuring reliable performance in various environments.
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$2.51 $2.07
Thin walled heatshrink tubing with a 4ft length and 13mm diameter—ideal for electrical insulation and cable protection. Built for easy application, this blue heat shrink is perfect for wire identification and strain relief.
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$0.95 $0.78
Thin walled heatshrink tubing with a 2.5mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for easy application and flexibility, it offers a neat finish in white for easy identification.
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$1.35 $1.12

Thin walled heatshrink tubing with a 3.5mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for easy application, it offers clear identification with its vibrant red color, making it perfect for various cable sizes.

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$3.55 $2.93
Thin walled heatshrink tubing with a 20mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for medium-sized cables, it offers UV resistance and flexibility for various applications.
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$5.56 $4.59
Thin walled heatshrink tubing with a 16mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for residential and commercial use, it offers flexibility and easy application, ensuring safety and compliance in installations.
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$3.55 $2.93
Thin walled heatshrink tubing with a 20mm diameter and 4ft length—ideal for electrical insulation and protection. Built for medium-sized cables, it offers flexibility and easy identification with its blue color.
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$2.97 $2.46
Thin walled heatshrink tubing with a 4ft length and 16mm diameter—ideal for electrical insulation and protection. Built for medium-sized cables, this blue heatshrink ensures easy identification and application in automotive and general electrical installations.
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$3.55 $2.93
Thin walled heatshrink tubing with a 20mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for various applications, it offers easy application and a neat finish, making it perfect for residential, commercial, and industrial use.
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$0.95 $0.78
Thin walled heatshrink tubing with a 4ft length and 2.5mm diameter—ideal for electrical insulation and protection. Built for automotive and general wiring needs, it offers easy application and clear identification with its vibrant red color.
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$0.95 $0.78
Thin walled heatshrink tubing with 2.5mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for automotive and electronics applications, it offers flexible and durable material for reliable performance.
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$5.56 $4.59
Thin walled heatshrink tubing with a 25mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for easy application and identification, this blue heatshrink is perfect for various cable sizes and applications.
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$5.56 $4.59
Thin walled heatshrink tubing in black, measuring 4ft in length and 25mm in diameter—ideal for electrical insulation and protection. Built for various cable sizes, it offers UV resistance and easy application for reliable performance.
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$1.35 $1.12
Thin walled heatshrink tubing with a 3.5mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for residential, commercial, and industrial applications, it offers UV resistance and flexibility for easy installation.
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$2.34 $1.93
Thin walled heatshrink tubing with a 3.5mm diameter and 4ft length—ideal for electrical insulation and protection. Built for residential and commercial use, it offers flexibility and easy application, ensuring reliable cable management.
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$3.55 $2.93
Thin walled heatshrink tubing with a 20mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for medium-sized cables, it features a 2:1 shrink ratio and vibrant red color for easy identification.
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$9.73 $8.04
Thin walled heatshrink tubing with a 40mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for medium-sized cables, it offers UV resistance and easy application for reliable performance.
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$5.56 $4.59
Thin walled heatshrink tubing with a 25mm diameter and 4ft length—ideal for electrical insulation and cable protection. Built for medium-sized cables, it offers easy application and a neat white finish for clear identification.
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The Professional Seal: A Sparky's Guide to Heat Shrink

When you're joining, repairing, or terminating cables, a simple tape job just won't cut it for a professional, long-lasting, and weatherproof result. For the ultimate in insulation, sealing, and mechanical protection, heat shrink tubing is the undisputed industry-standard solution for any Aussie sparky who refuses to cut corners.

At SCHNAP, our comprehensive range of heat shrink tubing and accessories provides the critical components you need to protect, insulate, and seal your electrical connections with complete confidence.

Choosing the Right Heat Shrink for the Job

Selecting the correct type of tubing is key to a successful, long-lasting seal.

  • Adhesive Lined (Dual Wall) Heat Shrink: This is the ultimate solution for a completely waterproof and mechanically strong seal. When heated, the outer wall shrinks while an inner lining of thermoplastic adhesive melts and flows. This creates a powerful bond to the cable and a seal that locks out moisture, dust, and other contaminants.
  • UV-Stabilised Heat Shrink: An absolute must-have for any outdoor work in Australia. This heat shrink is specifically formulated to withstand years of harsh sun exposure without cracking or degrading, making it perfect for solar installations, external connections, and antenna work.
  • Clear Heat Shrink Tubing: When you need to visually inspect the crimp or connection underneath, clear tubing is the ideal choice. It provides full insulation and strain relief while allowing for easy quality control checks.

Specialised Heat Shrink Solutions

Our range goes beyond just tubing to cover all your professional needs.

  • Heat Shrink End Caps: The professional way to seal off the end of a live or abandoned cable. These heavy-duty caps are often adhesive-lined to provide a thick, durable, and fully waterproof seal for LV conductors.
  • Cable Jointing Kits: We stock complete kits like the trusted Scotchcast resin kits, which often include heat shrink components as part of their multi-layered protection system for underground cable joints.

The Best Brands in the Business

A reliable seal starts with a quality product. We stock a huge range of heat shrink from the world's most trusted and respected brands, including Raychem, Repelec, Scotchcast, and 3M.

Why Sparkies Trust SCHNAP

Don't just cover your connections—seal them, protect them, and make them last.

  • A complete range of adhesive-lined, UV-stabilised, and clear heat shrink.
  • Specialised end caps, gloves, and complete jointing kits.
  • All products are compliant with AS/NZS 3000.
  • Fast delivery and competitive trade pricing for professionals.

For the rock-solid, weatherproof protection your electrical work deserves, trust SCHNAP for all your Heat Shrink needs.

Need Heat Shrink at the best prices and good quality? Shop now at Schnap